[Event "Sparkassen-Open B"] [Site "Heusenstamm, Martinsee"] [Date "2025.11.22"] [Round "5.24"] [White "Fonseca, Luis"] [Black "Derr, Georg"] [Result "1/2-1/2"] [ECO "A00"] [WhiteElo "1758"] [BlackElo "1605"] [PlyCount "42"] [EventDate "2025.11.20"] [WhiteTeam "Sabt Frankfurter TV 1860"] [BlackTeam "VSG 1880 Offenbach"] 1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. O-O Bd6 5. c4 c5 6. d4 Nc6 7. cxd5 exd5 8. dxc5 Bxc5 9. Bg5 Be6 10. Nbd2 h6 11. Nb3 Bb6 12. Bd2 Ne4 13. Rc1 Rc8 14. Bf4 O-O 15. Nbd4 Nxd4 16. Nxd4 Rxc1 17. Bxc1 Qf6 18. e3 Rc8 19. Nxe6 fxe6 20. Bxe4 dxe4 21. Qa4 Qf5 1/2-1/2